Re: [libvirt] virtual machine won't autostart when using LVM with cache

On 03/21/2016 12:28 PM, David Hlacik wrote: > Hello guys, > > OS Fedora 23 with latest updates > > Recently I have switched to use LVM cache feature on logical volume > /dev/hdd/windata1 to improve it performace using 32GB partition from SSD disk. > > However, when my computer will start, my virtual machine won't autostart > > Mar 21 10:48:57 brutus-coreos libvirtd[956]: Cannot access storage file > '/dev/hdd/windata1' (as uid:107, gid:107): No such file or directory > Mar 21 10:48:57 brutus-coreos libvirtd[956]: Failed to autostart VM 'winos1': > Cannot access storage file '/dev/hdd/windata1' (as uid:107, gid:107): No such > file or directory > Mar 21 10:48:57 brutus-coreos libvirtd[956]: Cannot access storage file > '/dev/hdd/windata1' (as uid:107, gid:107): No such file or directory > > It seems that when using LVM cache, one have to wait till it will inicialize? > > When I will manually start virtual machine afterwards, everything works OK : > > [root@brutus-coreos ~]# virsh start winos1 > Domain winos1 started > > I have tried to remove LVM cache from /dev/hdd/windata1 and afterward > autostart works! So it must be LVM cache related. > > Can you please help me to solve this ? > > Thanks in advance > Maybe override the system libvirtd unit file to wait for LVM. There's some details here, but I didn't test it: https://ask.fedoraproject.org/en/question/10419/how-to-start-a-systemd-un... - Cole